峰值位移 的英文怎麼說

中文拼音 [fēngzhíwèi]
峰值位移 英文
peak displacement
  • : Ⅰ名詞1. (山的突出的尖頂) peak; summit 2. (形狀像山峰的事物) peak-like thing Ⅱ量詞(用於駱駝)
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  1. The measuring device cooperating with displacement sensors and prepositive device can monitor vibration signals including peek - peek value and average value etc. besides, it can auto - detect the distance that the sensor installed with and alarm if the interval exceeds the alarm value

    該測量儀與傳感器及前置器配合使用,能夠在線監測包括振動和平均等振動信號量,同時測量儀可以自動檢測傳感器安裝距離,在危險的情況下可以根據事先設定好的報警進行報警。
  2. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外,本文採用隨機有限元方法,將圍巖容重、側壓力系數、垂直荷載高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參數作為隨機變量,應用蒙特卡洛理論進行計算機隨機取樣,對雪山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估,得出了襯砌的相關與內力的均和方差,並計算出了相應的襯砌結構可靠指標。
  3. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、與轉角骨架曲線在荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  4. According to the recorded full process fracture curve, the paper calculated and compared the fracture toughness ( kic ), the fracture energy ( gf ) and crack tip opening displacement ( ctod ) of the different strength grade boulder concrete and crushed stone concrete, it is found that the maximal load ( fmax ) and the fracture toughness ( kic ) of boulder concrete and crushed stone concrete increase when the strength of them increases, so does the fracture energy of boulder concrete, but the fracture energy of crushed stone concrete does n ' t obviously increase when it ' s strength increases. the crack tip opening displacement ( ctod ) of all specimens chang less when the strength of concrete increases, so it is concluded that the location of the axle in the ligament of the specimens is relatively stable

    根據記錄的全曲線,計算了不同強度等級的卵石混凝土、碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖端開口ctod ,比較了不同強度等級卵石混凝土及碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖端開口ctod的關系,發現卵石混凝土、碎石混凝土的荷載fmax 、斷裂韌度k _ ( ic )隨強度增加而增加,卵石混凝土的斷裂能g _ f隨強度增加而呈增加趨勢,碎石混凝土的斷裂能g _ f隨強度增加變化趨勢平直,增勢不明顯。
  5. Considering the diffuseness of the n - n scattering in the forward direction results in an increased reaction cross section. and also the angular distributions calculated in the glauber theory including these two corrections are in good agreement with the experiment data. in the investigation of the halo nucleus reaction with a loosely bound structure, one has to consider the strong spatial correlations among its constituents

    考慮了低動量轉的核子?核子兩體散射在朝前方向上的彌散,使計算得到的反應截面增大,而且我們從彈性角分佈的分析中得到考慮了有限力程修正的效應無論是在置還是角分佈的絕對都能更好地符合實驗。
  6. Study shows that the basic principles of three existed methods for phase difference correction on discrete spectrum are identical, by which the twice fft analysis through time - domain shifting time series or changing window ' s length is performed, and the spectrum by making use of the phase difference of two corresponding peak lines are finally corrected

    在研究時域平的離散頻譜相差校正方法和改變窗長離散頻譜相差校正方法的基礎上,發現這幾種離散頻譜相差校正法的基本原理是一致的,就是通過時和加不同的對稱窗進行兩次fft分析,並利用離散頻譜對應譜線的相差以求得頻率和相校正量。
  7. Our treatment shows in the raman effect case, mnls solitons, the same as nls solitons, keeps its energy, initial center and initial phase unchanged. however, the raman effect, not the same as nls solitons. reduces its amplitude, widens its width and under the same conditions, the self - frequency shift of mnls soltions is closer to the result of numerical simulation. in the raman effect together with frequency filters case, mnls solitons, the same as nls solitons, keeps initial center and initial phase unchanged and bandwidth - limited frequency filters can make the mean frequency of mnls soltion stand a steady value at the red side of the initial mean frequency, i. e. suppress the self - frequency shift of mnls soltions. and that, the other physical parameters of mnls soltion last stand a steady value. however under the same conditions, the steady value of the mean frequency of mnls soltions is closer to the initial mean frequency and the result of numerical simulation

    有所不同的是, raman效應雖然不改變孤子能量,但會引起孤子的下降和寬度變寬,且在同一條件下, mnls孤子微擾理論得到的自頻比nls孤子微擾理論得到的更接近直接數計算結果。有限帶寬的頻率濾波也不引起mnls孤子初始中心、初始相的改變,選取適當的頻率濾波器參數能使孤子的平均頻率穩定在初始平均頻率的紅側一穩定,抑制了自頻,而且孤子的各物理量最後都穩定在一穩定,這些與nls孤子微擾理論都是類似的。有所不同的是,寬度為飛秒量級下, mnls孤子平均頻率的穩定更接近初始平均頻率,更接近數計算結果。
  8. On the basis of theoretic analysis and numeric calculation, the author verifies that only is the ratio of the fundamental period of the structure to the disturbance period beyond 1. 4, it ' s possible to achieve reductions in both the relative displacement and the absolute acceleration responses

    作者在此基礎上,從理論分析和數計算兩方面證明了粘性變阻尼控制僅在結構周期與激勵主周期的比大於1 4時才有可能同時減小結構的反應和加速度反應
  9. In the summer stratified water column, the deeper the maximum depth of food distribution is, the stronger the dvm is performed ; the increase of the gradient of temperature in the thermocline layer can decrease the magnitude of the dvm and form the thermal barricade to the copepod ; the effects of the predation pressure on dvm is complex. on the one hand, the variations in the distribution depth of the predation pressure vs. the thermocline layer or the depth of the maximum food can modify the dvm patterns of the copepod. on the other hand, different predation pressure induces different dvm patterns

    在夏季分層水體中,食物的最大分佈深度越大,動物向下遷的幅度也越大;溫躍層的溫度梯度增大可以減小動物遷的幅度,成為橈足類垂直遷的溫度屏障;捕食壓力對垂直遷的影響較復雜,一方面,捕食壓力的分佈深度與溫躍層或食物的相對置的變化能夠改變橈足類垂直遷的模式,另一方面,捕食壓力強度不同,橈足類垂直遷的幅度也不同,捕食壓力越大,遷的幅度越大,當捕食壓力增加到一定程度,橈足類停止向上的遷,大部分時間呆在水體深層,可能進入捕食壓力引起的「滯育」狀態。
  10. System imitation analysis in the time domain indicates that the amplitude and peak of displacement at the joint between cable and mast are both reduced, and the fatigue life of guyed mast is increased. adjusting the location of mr damper can efficiently reduce the displacement on the top of guyed mast induced by wind

    模擬分析表明可以有效地減小桅桿結構纖繩與桿身連接處的響應的幅,能提高結構的疲勞壽命,通過調節mr阻尼器的作用置可以改善對桅桿頂部響應的控制效果。
  11. In this paper, through modeling and analyzing the non - continuities in the rf structures of twt, scattering parameter s11 is derived to represent the peak - peak values of the ripples of gain and phase - shift in traveling wave tubes, providing with some instructions for the controlling of the uniformity of gain and phase - shift in twts

    本文通過對具有高頻不連續性的行波管進行建模分析,用表徵不連續性的反射系數的幅度給出了行波管增益和相的量級,對控制相一致性行波管的不連續性提供了依據。
  12. The mi peak is mainly attributed to the effect of circumferential anisotropy where the dominating magnetization process varies from domain wall movement to the magnetization rotation

    答案:磁場指示器的主要由於,從疇壁到磁化旋轉中,不同的主導/顯性磁化過程的圓周各向相異磁場的作用(造成的) 。
  13. ( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope

    (三)採用模態疊加法針對爆破動力作用,進行邊坡的動力響應分析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡面頂部水平向加速度最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究剖面的坡面,水平向加速度及在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平向及加速度絕對均大於坡腳; ( 3 )強迫振動段,水平向加速度隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振速較小時,變形破壞的形式表現為坡頂表面滑塌型。
  14. 2. to design an axial magnetic field. the cathode lies in 0. 4 - 0. 7 of peak value of the magnetic field and excursion channel in a uniform magnetic field to suppress space charge effects ; to design transition section between the gun and excursion channel in converse computation. 3

    選擇電子槍陰極處于軸向聚焦磁場的0 . 4 - 0 . 7倍處;漂通道(互作用區)於均勻軸向聚焦磁場中,以抑制電子束的空間電荷效應;使用反演算法設計電子槍和漂通道之間的過渡區。
  15. Using the variational method, analytical conditions for stationary pulse propagation in dense period fibers with strong dispersion management are deduced. the expression of initial soliton peak power is given. by employing the obtained formulas, the soliton evolution semi - analytically in various dispersion maps can be investigated. effects of the third order dispersion are also studied in this paper. the results show that imperfect dispersion slope compensation can cause pulse central position shift and even serious degradation of soliton shape

    利用變分方法,推導出了在強色散管理的密集周期光纖中脈沖穩態傳輸的解析條件,並給出了初始脈沖功率的表達式.運用這些公式,對各種色散管理系統中孤子的演化進行了半解析的考察.三階色散也被考慮在內.結果表明:不完善的色散斜率補償將導致脈沖中心置的偏甚至嚴重的孤子形狀劣化
  16. Study of the precipitation infilatration recharge with the d, 18o isotopes peak displacement method

    峰值位移法求解大氣降水入滲補給量
  17. A model used pga, pgv and pgd for calibrating seismic response spectrum was introduced

    介紹了用地面加速度( pga ) 、速度( pgv )和峰值位移( pgd )三個參數標定設計地震反應譜的模型。
  18. The outcomes indicate that under the effect of velocity pulse the increment of pgd ( peak ground displacement ) is greater than that of pgv ( peak ground velocity ), which has less influence on pga ( peak ground acceleration )

    結果表明:在速度脈沖效應下,地震動峰值位移增大大於速度增大,而加速度所受影響最小。
  19. It is shown that distribution of dynamic response of dam is mainly alike. the maximum acceleration, the maximum displacement and the maximum shear stress are different obviously

    可以看出,兩種方法算得的壩體動力反應分佈規律基本一致,但壩體的加速度、峰值位移動剪應力等均有明顯的差別。
  20. 2 ) the variation of pgv and pgd with depth is similar to that of pga. besides, the decrement with depth of pgv is smaller than that of pga. and pgd smaller than pgv

    2 .地震動速度( pgv )和峰值位移( pgd ) : pgv和pgd沿深度的變化特點與pga相似;只是pgv沿深度的下降梯度小於pga ,且pgd沿深度的變化梯度小於pgv 。
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